Current target values


N138 (Major Ions)

Delivery date: 04.09.2017
Parameter Sample N138A Uncertainty Sample N138B Uncertainty Unit
Electr. conductivity (25 °C, calculated) 251 1 572 2 µS/cm
Total hardness 3.64 0.04 11.0 0.1 °d
Alkalinity KS 4.3 (as H+) 1.42 0.01 4.02 0.04 mmol/L
Hydrogen carbonate 83.8 0.5 242 2 mg/L
Calcium 17.9 0.3 58.9 0.8 mg/L
Magnesium 4.89 0.06 12.0 0.3 mg/L
Sodium 22.8 0.1 39.7 0.5 mg/L
Potassium 4.95 0.03 7.14 0.06 mg/L
Nitrate (as NO3) 26.2 0.6 61.3 1.4 mg/L
Nitrite (as NO2) <0.01 - 0.090 0.001 mg/L
Ammonium (as NH4) <0.01 - 0.046 0.001 mg/L
Chloride 6.85 0.03 22.2 0.4 mg/L
Sulphate (as SO4) 19.3 0.2 10.1 0.2 mg/L
Orthophosphate (as PO4) 0.095 0.001 <0.009 - mg/L
Boron 0.013 0.001 0.051 0.001 mg/L
DOC (calculated as C) 2.15 0.04 3.81 0.05 mg/L
Total phosphate (as PO4) 0.145 0.001 <0.009 - mg/L
Cyanide 0.025 0.002 0.050 0.002 mg/L